This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A041288 #12 Jul 09 2025 00:34:28 %S A041288 12,13,25,188,213,1253,2719,3972,6691,10663,17354,45371,244209,289580, %T A041288 2271269,2560849,4832118,118531681,123363799,241895480,1816632159, %U A041288 2058527639,12109270354,26277068347 %N A041288 Numerators of continued fraction convergents to sqrt(157). %H A041288 Vincenzo Librandi, <a href="/A041288/b041288.txt">Table of n, a(n) for n = 0..200</a> %H A041288 <a href="/index/Rec#order_34">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 9664236, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1). %t A041288 Numerator[Convergents[Sqrt[157], 30]] (* _Vincenzo Librandi_, Nov 01 2013 *) %Y A041288 Cf. A041289. %K A041288 nonn,cofr,frac,easy %O A041288 0,1 %A A041288 _N. J. A. Sloane_